CN223880772U - A connection structure between an aerial building machine and a Bailey bridge - Google Patents

Abstract

This utility model relates to the field of building construction machine technology, specifically a connection structure between an aerial building construction machine and a Bailey bridge, including three mounting brackets and a lifting assembly. The three mounting brackets are all connected to the external concrete main body by fixing bolts, and are vertically distributed. The lifting assembly includes a cylinder support frame, a track column, and an extension column. The cylinder support frame is fixedly installed on the two bottom mounting brackets. The track column is fixedly connected to the cylinder support frame, and one end of the track column is fixedly connected to the top mounting bracket. The extension column is fixedly installed on the top of the track column, and a prefabricated Bailey bridge steel platform is fixedly connected to the top of the extension column. A quick-installation hoist fixing assembly is provided at the bottom of the prefabricated Bailey bridge steel platform. This connection structure between the aerial building construction machine and the Bailey bridge simplifies the installation steps of multiple hoist bodies, and the through-hole protective structure on the top plate of the platform is easy to install and retractable.

Description

Connection structure of aerial building machine and bailey frame

Technical Field

The utility model particularly relates to a connection structure of an aerial building machine and a bailey frame, and belongs to the technical field of building machines.

Background

The air building machine is a device platform independently developed in China and matched with a building technology, is an intelligent control large-scale combined mechanical device platform, simulates a movable building factory, moves the factory to a construction site, adopts mechanical operation and intelligent control means to be matched with the existing commercial concrete supply chain and concrete high-altitude pumping technology, and carries out cast-in-situ building technology of synchronous construction of a main structure body above the ground and an integrated heat-preservation and facing plate layer by layer.

The existing aerial building machine mostly adopts the form of the Beehive, the building machine of the form of the Beehive has advantages such as light in weight, and the Beehive is convenient for assemble, also be convenient for make the building machine and turn round and use, the Beehive of form of the Beehive generally includes supporting the jacking structure, assemble the Beehive and connect the top affiliated facilities at the Beehive, assemble the Beehive that forms and regard as the main load-carrying platform of building machine, the Beehive provides stable support with its unique structural style, it has born the weight of building machine itself, still born various loads that produce in the work progress, be the comparatively core part of aerial building machine, in addition the Beehive still need connect a plurality of pole settings, after the pole setting is installed walkway board and outer protection network, need go on with the Beehive in proper order when a plurality of pole settings are installed, the installation is comparatively troublesome, the top of the Beehive still need be installed simultaneously and protect the railing is used for protecting the entrance to a cave, the protection is generally through bolted connection, it is inconvenient to install, and the protection railing is inconvenient to carry.

In view of this, a connection structure between an aerial building machine and a bailey frame is proposed.

Disclosure of utility model

The utility model aims to solve the problems and provide the connecting structure of the aerial building machine and the bailey frame, which simplifies the installation steps of a plurality of suspender bodies, and meanwhile, the protection structure of the through hole on the platform top plate has the characteristics of convenient installation and storage.

The utility model realizes the purpose through the following technical scheme that the connecting structure of the aerial building machine and the bailey frame comprises three mounting hanging seats and lifting components, wherein the three mounting hanging seats are all connected to an external concrete main body through fixing bolts, the three mounting hanging seats are vertically distributed, the lifting components comprise an oil cylinder supporting sleeve frame, a track upright post and a high connecting column, the oil cylinder supporting sleeve frame is fixedly arranged on the two bottom mounting hanging seats, the track upright post is fixedly connected to the oil cylinder supporting sleeve frame, one end of the track upright post is fixedly connected with the top mounting hanging seats, the high connecting column is fixedly arranged at the top of the track upright post, the top of the high connecting column is fixedly connected with an assembled bailey frame steel platform, the bottom of the assembled bailey frame steel platform is provided with an assembled quick-type boom fixing component, the two rows of boom bodies distributed in a linear array are fixedly connected to the installed quick-type boom fixing components, a walking plate is fixedly connected between the two rows of boom bodies, the outermost body is fixedly connected with a plurality of boom net pieces, the two outer side frame is fixedly connected with a telescopic boom plate, the telescopic boom frame is fixedly connected with a telescopic boom plate is fixedly connected to the top plate, the telescopic boom frame is fixedly connected with a telescopic boom frame is fixedly arranged on the telescopic frame, and the telescopic frame is provided with a telescopic frame is fixedly arranged on the telescopic frame, and is provided with a telescopic frame, and is fixedly arranged on a telescopic frame, and is provided with a telescopic frame.

Further, in order to pass through the cooperation of U-shaped connecting piece with fixation nut will the rectangle bottom plate with pin-connected panel bailey frame steel platform is as an organic whole, install quick jib fixed subassembly including being located the rectangle bottom plate of pin-connected panel bailey frame steel platform bottom, wear to be equipped with a plurality of U-shaped connecting pieces on the rectangle bottom plate, just the U-shaped connecting piece cover is established on the pin-connected panel bailey frame steel platform, the equal threaded connection in both ends of U-shaped connecting piece has fixation nut, the symmetrical fixedly connected with strip shaped plate that has T shape spout of rectangle bottom plate.

Further, in order to make the T shape slider can slide in the strip shaped plate, the T shape spout on the strip shaped plate is sliding mounting has a plurality of T shape sliders, and is a plurality of the bottom of T shape slider is all fixedly connected with stopper, the jib body is fixed the bottom of stopper, on the lateral wall of rectangle bottom plate with the outside be connected with the mount pad on the lateral wall of strip shaped plate, the strengthening rib is installed at the top of mount pad, the top of mount pad is sharp fixedly connected with telescopic cylinder, be fixed with the U-shaped on telescopic cylinder's the output and drive the frame.

Further, in order to limit the limiting block through the U-shaped blocking sleeve, a transverse connection plate is fixedly arranged at one end of the U-shaped driving frame, the U-shaped blocking sleeve is fixedly connected to the outer side wall of the transverse connection plate in a linear array mode, and the U-shaped blocking sleeve is located at the outer sides of the two symmetrically distributed limiting blocks.

Further, in order to make two clamping plates are driven to displace after the bidirectional screw rotates, the clamping assembly comprises a clamping plate fixedly installed on the side face of the top of the platform top plate and provided with grooves, the bidirectional screw is rotationally connected with the grooves on the side face of the clamping plate, the clamping plates are connected to the two ends of the bidirectional screw in a threaded mode, the clamping plates are located in the grooves on the side face of the clamping plate, positioning columns are further arranged on the outer side wall of one side of the clamping plate, and the grooves are arranged on the top of the clamping plate in a linear array mode.

Further, in order to make the lifter can be in the cavity loop bar removes, can accomodate formula guard rail is including setting up the connection bottom plate at grip block top, the bottom of connection bottom plate is linear array and is provided with the spliced pole, the spliced pole is located in the slot, still install the locating piece that has the locating hole on the both ends of connection bottom plate bottom, the top of connection bottom plate is linear array fixedly connected with cavity loop bar, the lifter is worn to be equipped with by the cavity loop bar.

Further, in order to drive through the rotation of lift lead screw the lift goes up and down, be connected with the drive horizontal pole on the lifter, the top fixedly connected with side of connecting the bottom plate has the mounting box of spacing groove, the rotation is connected with the lift lead screw in the mounting box, threaded connection has the lifter block on the lift lead screw, just the lifter block is located the spacing inslot of mounting box side.

Further, in order to enable the lifting block to move and drive the linkage rod to synchronously displace, the linkage rod is installed at the top of the lifting block, an avoidance hole is formed in the top of the mounting box, one end of the linkage rod is fixed on the outer side wall of the driving cross rod through the avoidance hole, and handles are connected to one end of the lifting screw rod and one end of the bidirectional screw rod.

The novel hanging rod type protective railing has the technical effects and advantages that the hanging rod fixing assembly, the clamping assembly and the storable protective railing are arranged, so that the hanging rod bodies are relatively fast to install under the effect of the installing of the hanging rod fixing assembly, the installing steps are simplified, the working efficiency is improved, the storable protective railing is convenient and fast to install under the effect of the clamping assembly, trouble is saved when the storable protective railing is replaced, in addition, the storable protective railing has a storage effect when the protective railing is not used, the height is reduced, and the portable effect is achieved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

Fig. 2 is a schematic diagram of connection between a top plate of a platform and an assembled bailey frame steel platform in the utility model;

FIG. 3 is a schematic view of a connection structure between a quick boom fixation assembly and a boom body according to the present utility model;

FIG. 4 is a schematic view of the bottom structure of a rectangular bottom plate according to the present utility model;

FIG. 5 is a schematic view of an exploded structure of a rectangular plate and a mounting base according to the present utility model;

FIG. 6 is a schematic view of the connection structure of the clamping assembly and the retractable guard rail according to the present utility model;

FIG. 7 is a schematic view of a clamping assembly according to the present utility model;

FIG. 8 is a schematic view of a retractable guard rail according to the present utility model;

In the figure, 1, a mounting hanging seat, 2, a lifting assembly, 3, an oil cylinder supporting sleeve frame, 4, a track column, 5, a high column, 6, a splicing type bailey frame steel platform, 7, a quick-mounting boom fixing assembly, 701, a rectangular bottom plate, 702, a U-shaped connecting piece, 703, a fixing nut, 704, a strip-shaped plate, 705, a T-shaped sliding block, 706, a limiting block, 707, a mounting seat, 708, a reinforcing rib, 709, a telescopic oil cylinder, 710, a U-shaped driving frame, 711, a transverse connecting plate, 712, a U-shaped blocking sleeve, 8, a boom body, 9, a pavement plate, 10, an outer elevation net, 11, a platform top plate, 12, an outer protective net, 13, a clamping assembly, 1301, a clamping plate, 1302, a bidirectional screw, 1303, a clamping plate, 1304, a positioning column, 14, a storable protective railing, 1401, a connecting bottom plate, 1402, an inserting column, 1403, 1405, a hollow sleeve rod, a lifting rod, a driving cross rod, 1407, a mounting box 1410, a lifting screw, 1409, a lifting rod, a linkage type boom, 15 and a remote control machine.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-8, an air building machine and bailey frame connection structure comprises three mounting hanging seats 1 and a lifting assembly 2, wherein the three mounting hanging seats 1 are connected to an external concrete main body through fixing bolts, the three mounting hanging seats 1 are vertically distributed, the lifting assembly 2 comprises an oil cylinder supporting sleeve frame 3, a track upright post 4 and a height-connecting column 5, the oil cylinder supporting sleeve frame 3 is fixedly arranged on the two mounting hanging seats 1 at the bottom, the track upright post 4 is fixedly connected to the oil cylinder supporting sleeve frame 3, one end of the track upright post 4 is fixedly connected with the top mounting hanging seat 1, the height-connecting column 5 is fixedly arranged at the top of the track upright post 4, the top of the height-connecting column 5 is fixedly connected with an assembled bailey frame steel platform 6, the mounting hanging seats 1 and the lifting assembly 2 realize stable lifting of the assembled bailey frame steel platform 6, the levelness and the verticality of the platform in the construction process are ensured, the manual adjustment workload is greatly reduced, the operation precision is improved, other parts connected on the assembled type bailey frame steel platform 6 can also rise along with the assembled type bailey frame steel platform, the bottom of the assembled type bailey frame steel platform 6 is provided with an installation rapid boom fixing component 7, two rows of boom bodies 8 distributed in a linear array are fixedly connected on the installation rapid boom fixing component 7, a pavement plate 9 is fixedly connected between the two rows of boom bodies 8, a plurality of boom bodies 8 at the outermost side are connected with an outer elevation net sheet 10, the pavement plate 9 is combined with the outer elevation net sheet 10, not only a safe walking channel is provided for constructors, but also the risk of falling objects at high altitude is effectively prevented, the construction safety is further ensured, a platform top plate 11 with through holes is fixed at the top of the assembled type bailey frame steel platform 6, an outer protection net 12 is connected at the side edge of the platform top plate 11, the top of platform roof 11 is provided with clamping assembly 13, clamping assembly 13 is located one side of the last through-hole of platform roof 11, be connected with the formula of can accomodating on the clamping assembly 13 and protect railing 14, two remote control cloth machines 15 have still been installed at the top of assembled bailey frame steel platform 6, the formula of can accomodating on the platform roof 11 protects railing 14 and clamping assembly 13 design, both satisfied the safety protection demand of daily construction, can accomodate the formula and protect railing 14 and accomodate the back, do not occupy too much space, the clean and tidy degree and the utilization ratio of job site have been promoted, simultaneously, the introduction of remote control cloth machine 15 has realized the accurate high-efficient transport of building material such as concrete, manpower handling cost has been reduced, construction progress has been accelerated.

The quick-mounting suspender fixing assembly 7 comprises a rectangular bottom plate 701 positioned at the bottom of a split mounting type bailey frame steel platform 6, a plurality of U-shaped connecting pieces 702 are arranged on the rectangular bottom plate 701 in a penetrating way, the U-shaped connecting pieces 702 are sleeved on the split mounting type bailey frame steel platform 6, fixing nuts 703 are connected at two ends of the U-shaped connecting pieces 702 in a threaded way, a strip-shaped plate 704 with T-shaped sliding grooves is fixedly connected with the rectangular bottom plate 701, a plurality of T-shaped sliding blocks 705 are slidably mounted in the T-shaped sliding grooves on the strip-shaped plate 704, limiting blocks 706 are fixedly connected at the bottoms of the T-shaped sliding blocks 705, a suspender body 8 is fixed at the bottom of the limiting blocks 706, mounting seats 707 are connected on the outer side walls of the rectangular bottom plate 701 and the outer side walls of the outer side strip-shaped plate 704, reinforcing ribs 708 are mounted at the tops of the mounting seats 707, the top of mount pad 707 is sharp fixedly connected with flexible hydro-cylinder 709, be fixed with U-shaped drive frame 710 on the output of flexible hydro-cylinder 709, fixed mounting has transverse connection board 711 on the one end of U-shaped drive frame 710, be sharp array fixedly connected with U-shaped fender cover 712 on transverse connection board 711's the lateral wall, U-shaped fender cover 712 is located two spacing outsides of symmetric distribution, through the tight fit of U-shaped connecting piece 702 and fixation nut 703, the firm connection between rectangular bottom plate 701 and pin-connected panel bailey frame steel platform 6 has been ensured, the result of external force is effectively prevented becoming flexible or drops, simultaneously, the slip installation mechanism of T-shaped spout and T-shaped slider 705, make a plurality of jib body 8 simple to operate, the loading capacity of mount pad 707 has been remarkably strengthened in the addition of strengthening rib 708.

The clamping assembly 13 comprises a clamping plate 1301 fixedly mounted on the side surface of the top of the platform top plate 11 and provided with a groove, the groove on the side surface of the clamping plate 1301 is rotationally connected with a bidirectional screw 1302, clamping plates 1303 are connected to two ends of the bidirectional screw 1302 in a threaded mode, the clamping plates 1303 are located in the groove on the side surface of the clamping plate 1301, positioning columns 1304 are further arranged on the outer side wall of one side of the clamping plates 1303, slots are arranged on the top of the clamping plate 1301 in a linear array mode, great convenience and flexibility are provided for mounting and fixing the storable protective rail 14 through the clamping assembly 13, the clamping plates 1301 fixedly mounted on the top of the platform top plate 11 are combined with the bidirectional screw 1302 rotating in the groove, and rapid clamping and releasing of the storable protective rail 14 by the clamping plates 1303 are achieved.

The storable guard rail 14 comprises a connecting bottom plate 1401 arranged at the top of a clamping plate 1301, a linearly-arrayed inserting column 1402 is arranged at the bottom of the connecting bottom plate 1401, the inserting column 1402 is located in a slot, positioning blocks 1403 with positioning holes are further arranged at the two ends of the bottom of the connecting bottom plate 1401, the top of the connecting bottom plate 1401 is fixedly connected with a hollow sleeve rod 1404 in a linearly-arrayed mode, the hollow sleeve rod 1404 is provided with a lifting rod 1405 in a penetrating mode, the lifting rod 1405 is connected with a driving cross rod 1406, the top of the connecting bottom plate 1401 is fixedly connected with an installation box 1407 with a limit groove on the side face, the installation box 1407 is rotationally connected with a lifting screw rod 1408, the lifting screw rod 1408 is in threaded connection with a lifting block 1409, the lifting block 1409 is located in the limit groove on the side face of the installation box 1407, a linkage rod 1410 is arranged at the top of the lifting block 1409, one end of the linkage rod 1410 is fixedly connected with the outer side wall of the driving cross rod 1406 through the avoidance holes, one end of the lifting screw rod 1408 and one end of the two-way screw rod 1302 are connected with a handle, the hollow sleeve rod is combined with the lifting rod 1405, the lifting rod is capable of being rotationally adjusted by the aid of the lifting rod 1404, and the height of the lifting rod is adjusted to achieve the height of the storable guard rail 14, and the lifting rod can be adjusted by the fact that the lifting rod is adjusted by the rotation of the lifting rod 1409 and can move through the limit groove is adjusted by the rotation of the limit groove 1409.

When the lifting assembly 2 formed by the oil cylinder support sleeve frame 3, the track upright post 4 and the height connecting post 5 is connected to an external concrete wall, then a worker can install the platform top plate 11, the outer protective net 12, the clamping assembly 13 and the remote control cloth machine 15 after the platform top plate 11 is installed, a plurality of suspension rod body 8 bodies are installed, a user can fix the rectangular bottom plate 701 at the bottom of the assembled bailey frame steel platform 6 through the cooperation of the U-shaped connecting piece 702 and the fixing screw rod, the strip plate 704 and the telescopic oil cylinder 709 are also installed and fixed after the rectangular bottom plate 701 is installed, then the user can slide the T-shaped slide block 705 and the limiting block 706 into a T-shaped sliding groove on the strip plate 704, the T-shaped slide block 705, the limiting block 706 and the suspension rod body 8 are integrated, after the plurality of suspension rod bodies 8, the limiting block 706 and the T-shaped slide block 705 are installed, the user can drive the U-shaped driving frame 710 to move after the telescopic oil cylinder 709 works, so that the transverse connecting plate 711 and the plurality of U-shaped sleeves 712 can be driven to move until the U-shaped blocking sleeve 712 is arranged at the bottom of the assembled bailey frame steel platform 6, the two suspension rods are installed on the two U-shaped slide blocks 706, the two suspension rod bodies are installed on the T-shaped slide blocks 8, the two guide bodies are installed on the T-shaped slide blocks 8, the lifting frame body 8 can be installed at the same time, the step 9 is convenient, and the step is finished, and the lifting process is finished, and the lifting of the lifting plate is finished, and the lifting plate is opposite to the lifting plate is mounted;

After the clamping assembly 13 is connected, the storable guard rail 14 needs to be installed, when the storable guard rail 14 is installed, a user can firstly plug the plug-in post 1402 connected with the bottom of the bottom plate 1401 into the slot at the top of the clamping plate 1301, then the user can drive the two clamping plates 1303 and the positioning post 1304 to move and approach after the two clamping plates 1303 rotate in place until the positioning block 1403 on the bottom plate 1401 is clamped by the two clamping plates 1303, at this time, the positioning post 1304 can be positioned in the positioning hole on the positioning block 1403, after the bottom plate 1401 is fixed, the hollow sleeve rod 1404 and the lifting rod 1405 are also fixed, the installation is convenient and quick, and the storable guard rail 14 is more trouble-free when the storable guard rail 14 is not used, the user can drive the lifting block 1409 to descend in the installation box 1407 when the lifting screw 1408 rotates in place, the lifting block 1409 and the linkage rod 1410 are integrated, therefore the lifting rod 1405 can drive the driving the cross rod 1406 and the lifting rod to descend, and the lifting rod can be stored in the hollow sleeve rod 1404 after the lifting rod is descended, the height is reduced, and the portable effect is achieved.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (8)

1. The utility model provides an aerial building machine and bailey frame connection structure, includes three installation hanging seat (1) and lifting unit (2), three installation hanging seat (1) all is through fixing bolt connection on outside concrete main part, and three installation hanging seat (1) is vertical distribution, lifting unit (2) include hydro-cylinder support sleeve frame (3), track stand (4) and connect high post (5), hydro-cylinder support sleeve frame (3) fixed mounting is in bottom two on installation hanging seat (1), track stand (4) fixed connection is in on hydro-cylinder support sleeve frame (3), just the one end and the top of track stand (4) installation hanging seat (1) fixed connection, connect high post (5) fixed mounting to be in the top of track stand (4), connect the top fixedly connected with pin-connected bailey frame steel platform (6) of high post (5), characterized in that the bottom of pin-connected with quick-connected boom frame steel platform (6) is provided with installation fast subassembly (7), install two boom arrays (8) are arranged on the outer side of line array (8) and are connected with one row of boom arrays (8) and are fixed with each other on the outer side of the boom array (8), the utility model provides a split mounting type bailey frame steel platform (6) top is fixed with platform roof (11) that have the through-hole, the side department of platform roof (11) is connected with outer protection network (12), the top of platform roof (11) is provided with clamping assembly (13), clamping assembly (13) are located one side of through-hole on platform roof (11), be connected with on clamping assembly (13) and accomodate formula protection railing (14), two remote control cloth machines (15) are still installed at the top of split mounting type bailey frame steel platform (6).

2. The connection structure of an aerial building machine and a bailey frame according to claim 1, wherein the rapid-installation boom fixing assembly (7) comprises a rectangular bottom plate (701) positioned at the bottom of the assembled bailey frame steel platform (6), a plurality of U-shaped connecting pieces (702) are arranged on the rectangular bottom plate (701) in a penetrating mode, the U-shaped connecting pieces (702) are sleeved on the assembled bailey frame steel platform (6), fixing nuts (703) are connected to two ends of each U-shaped connecting piece (702) in a threaded mode, and strip-shaped plates (704) with T-shaped sliding grooves are symmetrically and fixedly connected to the rectangular bottom plate (701).

3. The connection structure of an aerial building machine and a bailey frame according to claim 2, wherein a plurality of T-shaped sliding blocks (705) are slidably arranged in T-shaped sliding grooves on the strip-shaped plate (704), limiting blocks (706) are fixedly connected to the bottoms of the T-shaped sliding blocks (705), a hanging rod body (8) is fixed to the bottoms of the limiting blocks (706), mounting seats (707) are connected to the outer side wall of the rectangular bottom plate (701) and the outer side wall of the strip-shaped plate (704), reinforcing ribs (708) are arranged at the tops of the mounting seats (707), telescopic oil cylinders (709) are fixedly connected to the tops of the mounting seats (707) in a straight line mode, and U-shaped driving frames (710) are fixedly arranged at the output ends of the telescopic oil cylinders (709).

4. The connection structure of an aerial building machine and a bailey frame according to claim 3, wherein a transverse connection plate (711) is fixedly arranged at one end of the U-shaped driving frame (710), U-shaped retaining sleeves (712) are fixedly connected to the outer side wall of the transverse connection plate (711) in a linear array, and the U-shaped retaining sleeves (712) are positioned at the outer sides of two limit blocks (706) which are symmetrically distributed.

5. The connection structure of an aerial building machine and a bailey frame according to claim 1, wherein the clamping assembly (13) comprises a clamping plate (1301) fixedly installed on the side surface of the top of the platform top plate (11), a bidirectional screw rod (1302) is rotatably connected in the groove on the side surface of the clamping plate (1301), clamping plates (1303) are connected to two ends of the bidirectional screw rod (1302) in a threaded mode, the clamping plates (1303) are located in the groove on the side surface of the clamping plate (1301), positioning columns (1304) are further arranged on the outer side wall on one side of the clamping plates (1303), and slots are arranged on the top of the clamping plate (1301) in a linear array.

6. The connection structure of an aerial building machine and a bailey frame according to claim 5, wherein the stowable guard rail (14) comprises a connection bottom plate (1401) arranged at the top of the clamping plate (1301), inserting columns (1402) are arranged at the bottom of the connection bottom plate (1401) in a linear array, the inserting columns (1402) are positioned in the inserting grooves, positioning blocks (1403) with positioning holes are further arranged at two ends of the bottom of the connection bottom plate (1401), a hollow loop bar (1404) is fixedly connected to the top of the connection bottom plate (1401) in a linear array, and lifting rods (1405) are arranged on the hollow loop bar (1404) in a penetrating mode.

7. The connection structure of an aerial building machine and a bailey frame according to claim 6, wherein a driving cross rod (1406) is connected to the lifting rod (1405), a mounting box (1407) with a limit groove on the side surface is fixedly connected to the top of the connecting bottom plate (1401), a lifting screw rod (1408) is rotatably connected to the mounting box (1407), a lifting block (1409) is connected to the lifting screw rod (1408) in a threaded mode, and the lifting block (1409) is located in the limit groove on the side surface of the mounting box (1407).

8. The connection structure of an aerial building machine and a bailey frame according to claim 7, wherein a linkage rod (1410) is installed at the top of the lifting block (1409), an avoidance hole is formed in the top of the installation box (1407), one end of the linkage rod (1410) is fixed on the outer side wall of the driving cross rod (1406) through the avoidance hole, and handles are connected to one end of the lifting screw rod (1408) and one end of the bidirectional screw rod (1302).